Answer :
Destructive: when waves wash up on beaches they drag pebbles with them when they draw back.
Constructive: as the waves wash up onto the beach they lose energy, thus they deposit any sediment/pebbles that they have.
Hope this helps. :)
Constructive: as the waves wash up onto the beach they lose energy, thus they deposit any sediment/pebbles that they have.
Hope this helps. :)